I'm using a EVH 5150 III 50 watt head and going for a Metallica Ride The Lightning type of tone. Thanks in advance for any suggestions.
Something aggressive. Maybe a little tight, but you can shape a lot of your time with your amp and the right pedals/fx.
I don’t hear the CL as loose and boomy, but we may also have different ideas behind those descriptions. Whatever it may be, it sounds like you’re not happy with the CL.
Check out: Super D. Super 3. X2N. MegaDrive.
Another consideration might be the cab and speakers you are using.